WO2011006468A1 - Dispositif de transmission de couple de rotation - Google Patents

Dispositif de transmission de couple de rotation Download PDF

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Publication number
WO2011006468A1
WO2011006468A1 PCT/DE2010/000742 DE2010000742W WO2011006468A1 WO 2011006468 A1 WO2011006468 A1 WO 2011006468A1 DE 2010000742 W DE2010000742 W DE 2010000742W WO 2011006468 A1 WO2011006468 A1 WO 2011006468A1
Authority
WO
WIPO (PCT)
Prior art keywords
damper
torque transmission
transmission device
output
input part
Prior art date
Application number
PCT/DE2010/000742
Other languages
German (de)
English (en)
Inventor
Eugen Kombowski
Dominique Engelmann
Markus Werner
Original Assignee
Schaeffler Technologies Gmbh & Co. Kg
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Schaeffler Technologies Gmbh & Co. Kg filed Critical Schaeffler Technologies Gmbh & Co. Kg
Priority to CN201080029596.8A priority Critical patent/CN102575755B/zh
Priority to JP2012519880A priority patent/JP2012533037A/ja
Priority to DE112010002947.4T priority patent/DE112010002947B4/de
Publication of WO2011006468A1 publication Critical patent/WO2011006468A1/fr
Priority to US13/349,328 priority patent/US8397886B2/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
    • F16F15/14—Suppression of vibrations in rotating systems by making use of members moving with the system using masses freely rotating with the system, i.e. uninvolved in transmitting driveline torque, e.g. rotative dynamic dampers
    • F16F15/1407—Suppression of vibrations in rotating systems by making use of members moving with the system using masses freely rotating with the system, i.e. uninvolved in transmitting driveline torque, e.g. rotative dynamic dampers the rotation being limited with respect to the driving means
    • F16F15/145—Masses mounted with play with respect to driving means thus enabling free movement over a limited range
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H45/00—Combinations of fluid gearings for conveying rotary motion with couplings or clutches
    • F16H45/02—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H45/00—Combinations of fluid gearings for conveying rotary motion with couplings or clutches
    • F16H45/02—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type
    • F16H2045/021—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type three chamber system, i.e. comprising a separated, closed chamber specially adapted for actuating a lock-up clutch
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H45/00—Combinations of fluid gearings for conveying rotary motion with couplings or clutches
    • F16H45/02—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type
    • F16H2045/0221—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type with damping means
    • F16H2045/0247—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type with damping means having a turbine with hydrodynamic damping means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H45/00—Combinations of fluid gearings for conveying rotary motion with couplings or clutches
    • F16H45/02—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type
    • F16H2045/0221—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type with damping means
    • F16H2045/0263—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type with damping means the damper comprising a pendulum

Definitions

  • the invention relates to a torque transmission device having the features according to the preamble of claim 1.
  • Such torque transmission devices are known from document DE 195 14 411 C5. These can be configured as a torque converter arranged between a drive side of a motor vehicle, for example an internal combustion engine and an output side, for example a transmission.
  • the torque converter comprises an impeller arranged within a converter housing and connected on the drive side, and a turbine wheel which can be driven by the impeller via a fluid and which is coupled to an output part, for example a damper hub connected to a transmission input shaft of the transmission.
  • a torsional vibration damper is effectively arranged by non-rotatably connecting a damper input member to a turbine hub receiving turbine shell and a damper output member rotatably connected to the output side, specifically to the damper hub.
  • the turbine hub and the damper hub are configured to rotate in a limited manner against one another so that a torque transmission takes place via the spring elements which effectively connect the damper input part to the damper output part.
  • the object of the invention is to enable an improved torsional vibration damping of a torque transmission device.
  • a torque transmission device having a pump housing arranged in a converter housing and a turbine wheel drivable by the latter for forming a first torque transmission path between the converter housing and an output side and a converter bridging clutch with a coupling input part connectable to the converter housing and one with this Frictionally engageable clutch output part for partially or completely bridging the first torque transmission path for forming a second torque transmission path between the converter housing and a driven side and a NEM proposed in the power flow between the clutch output and the output side arranged torsional vibration damper.
  • the torsional vibration damper comprises a damper input part and a counter to the action of at least one spring element indirectly or directly against the damper input part limited rotatable and rotatably connected to the output side damper output part, the turbine via the action of at least one spring element relative to the output side is rotatable and configured on the damper output part of a vibration damper is.
  • the vibration damper may be arranged on the damper output part or formed thereon.
  • a component of the vibration absorber is formed from the damper output part, for example, in which the component is an integral part of the damper output part, while a 'further component of the vibration damper is arranged on the damper output part, for example, as a separate element arranged thereon.
  • the vibration damper can be tuned to a speed and allows the reduction and / or eradication of the introduced at this speed from the drive side torsional vibrations. This improves the torsional vibration damping of the torque transmission device.
  • damper input part and damper output part and at least one intermediate damper part can be effectively introduced, on the one hand against the damper input part on the action of first spring elements to form a first damper stage limited rotatable and on the other hand against the damper output part or another damper intermediate part on the action of further spring elements to form a further damper stage is limited rotatable.
  • the spring elements in each case one damper stage can be effective in series or in parallel or be effectively interconnected in a combination of the two. Also, in some spring elements, a clearance angle can be provided, within which the spring element is limited or not effective.
  • the turbine can be rotated by the action of at least one spring element relative to the output side, for example, the turbine with the damper input part or with a damper intermediate part rotatably or limited to the effect of spring elements rotatably connected.
  • These spring elements can be involved rotationally effective as additional elastic elements.
  • these elastic elements are parallel to at least one damper stage or a spring element of the torsional vibration damper, for example, under the formation of a turbine absorber, effective.
  • the vibration damper is speed-adaptive.
  • the natural frequency of the vibration absorber may be tuned to a defined speed ratio of a frequency of the torsional vibration to the uniform rotational frequency of the internal combustion engine. In this case, a reduction of the torsional vibrations over a speed range can be made possible.
  • the vibration damper is designed as a centrifugal pendulum with limited over the circumference of the damper output part and relative to the damper output part displaceable pendulum masses.
  • the pendulum masses are arranged on both sides on the damper output part, in particular radially outside the outer circumference of the damper input part. This allows a better efficiency of Tilgerbericht be achieved by the centrifugal pendulum.
  • the damper input part is formed from at least two disc parts, which are in particular axially spaced. It can be made possible with an optionally existing lock-up clutch and its effective via the coupling output member connection to the damper input part space-saving arrangement, for example by the clutch output part is attached to one of the two disc parts and the turbine wheel to the other of the two disc parts.
  • the damper output member is received axially between the at least two disc parts.
  • a symmetrical introduction of force in the effective between damper input part and damper output part arranged spring elements and a small space of the torsional vibration damper can be achieved.
  • the damper output part is on the output side rotatably connected to a connectable to a transmission input shaft of a transmission damper hub.
  • the damper input part is rotatably connected to a turbine hub receiving the turbine hub.
  • the torsional vibration damper is disposed within the transducer housing.
  • a small space can be made possible, as well as a lubrication of the components of the torsional vibration damper by the introduced within the converter housing fluid.
  • a converter lock-up clutch is arranged within the converter housing, the clutch output part is connectable to the damper input part.
  • a part of the rotary drive introduced via the drive side can torque or the full torque via the torsional vibration damper to the output side forwarded.
  • Figure 1 Schematic schematic diagram of a torque transmitting device in a specific embodiment of the invention.
  • Figure 2 half section through a torque transfer device in a special
  • FIG. 3 Diagram of the improvement of the torsional vibration damping achievable by the torque transmission device in a special embodiment compared to a torque transmission device according to the prior art.
  • FIG. 1 shows a schematically simplified circuit diagram of a torque transmission device 10 in a specific embodiment of the invention.
  • the torque transmission device 10 serves to transmit a torque between a drive side 26, which is for example indirectly or directly connected to an internal combustion engine and a driven side 28, which is for example directly or indirectly connected to the input of a transmission such as a transmission input shaft.
  • the torque transmission device 10 comprises a pump wheel 12 fastened to the converter housing 16 and a turbine wheel 14 which can be driven by the latter and a torque converter lockup clutch 30 which, when closed, has a second torque transmission path between drive side 26 and output side 28 alternatively or parallel to the first torque transmission path between converter housing or Pump wheel 12 and turbine 14 can allow.
  • a torsional vibration damper 11 with respect to rotational movements and / or torsional vibrations is effectively arranged.
  • the torsional vibration damper 11 has a damper input part 18 coupled to the turbine wheel 14 and to a clutch output part 40 of the lockup clutch 30, and a damper output part 20 connected to the output side 28 and effectively disposed between the damper input part 18 and damper output part 20 Spring elements 22.
  • a vibration damper 24 At the damper output part 20 is a vibration damper 24, in particular for the eradication of introduced via the drive side 26 to the torsional vibration damper 11 mounted torsional vibrations.
  • the vibration damper 24 may be speed-adaptive, in particular designed as a centrifugal pendulum 56 and allows a supporting effect of the damping of torsional vibrations by the torsional vibration damper 11.
  • the natural frequency of the vibration absorber 24 may be tuned to a defined speed ratio of a frequency of the torsional vibration to the uniform rotational frequency of the internal combustion engine.
  • FIG. 2 shows an embodiment of the torque transmission device 10 is shown in half section.
  • a torque introduced from the drive side 26 via the converter housing 16 to the impeller 12 is transmitted to the turbine wheel 14, optionally under the influence of the stator 32, via the fluid located inside the converter housing 16, forming a first torque transmission path.
  • the turbine wheel 14 is centered on a turbine hub 34 with respect to the axis of rotation 50 and rotatably connected via the turbine hub 34 with a first disc portion 36 of the torsional vibration damper 11.
  • the damper input part 18 of the torsional vibration damper 11 is formed by the first disc part 36 and a - axially offset to this - second disc part 42, which are both rotatably secured together.
  • a coupling output part 40 of a mounted inside the transducer housing 16 converter lock-up clutch 30 is attached on the second disc part 42.
  • the lockup clutch 30 allows in the closed state, a transmission of the torque coming from the drive side 26 via the converter housing 16 to the damper input part 18 of the torsional vibration damper 11 to form a second torque transmission path between the converter housing 16 and the output side 26th
  • the torsional vibration damper 11 comprises a damper output member 20 in the form of a damper flange 44 mounted axially between the first disc member 36 and the second disc member 42, which is operatively coupled to the damper input member 18 via spring members 22 circumferentially disposed in flange cutouts 52 of the damper flange 44 and in pulley member cutouts 54 of the damper input member 18 is.
  • the damper flange 44 is centered on a damper hub 48 with respect to the axis of rotation 50 and rotatably connected thereto.
  • the damper hub 48 can be connected to a transmission input shaft, not shown here, of a transmission arranged on the output side 28.
  • a speed-adaptive vibration damper 24 in the form of a centrifugal pendulum 56 is attached to the damper flange 44.
  • Pendulum masses 58 are on both sides of the damper flange 44 on the Um- arranged circumferentially, wherein the axially opposite pendulum masses 58 are connected to each other by means of a connecting pin 60 which is guided through a connecting cutout 62 in the damper flange 44.
  • the pendulum masses 58 are mounted relative to the damper flange 44 via rolling elements, not shown here movable limited.
  • the rolling elements roll in a movement of the pendulum masses 58 relative to the damper flange 44 in it introduced, not visible in this section career cuts, including the axial thickness of the damper flange 44 in particular by 0.5 mm to 1 mm larger than in conventional designs without centrifugal pendulum ,
  • the shape and size of the connecting cutout 62 is dimensioned such that the connecting bolt 60 can be freely displaced over the pivoting range defined on the basis of the raceway cutouts, whereby the connecting bolt 60 can be designed in particular as a stop for limiting the pivoting range of the pendulum masses 58.
  • FIG. 3 shows a diagram comparing the torsional vibration damping of a torque transmission device with a torsional vibration damper according to the prior art with the torsional vibration damping of a torque transmission device in a specific embodiment of the invention.
  • the curves indicate the course of the expressed in the form of a speed fluctuation torsional vibration amplitude of the third engine order as a function of the rotational frequency of the internal combustion engine. The smaller the torsional vibration amplitude, the better the torsional vibration is dampened.
  • the torsional vibration amplitude in the torque transmitting device of the specific embodiment of the invention having a centrifugal pendulum mounted on the torsional vibration damper characterized by the solid curve is better damped over the illustrated speed range than in a prior art torque transmitting device through the dashed curve.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Operated Clutches (AREA)
  • Control Of Fluid Gearings (AREA)

Abstract

L'invention concerne un dispositif de transmission de couple de rotation (10) comprenant une roue de pompe (12) et une roue de turbine (14) pouvant être entraînée par celle-ci ainsi qu'un amortisseur de vibrations dues à la rotation (11). L'amortisseur de vibrations dues à la rotation comprend une partie d'entrée d'amortisseur (18) et une partie de sortie d'amortisseur (20), un réducteur de vibrations (24) étant réalisé sur la partie de sortie d'amortisseur.
PCT/DE2010/000742 2009-07-16 2010-06-29 Dispositif de transmission de couple de rotation WO2011006468A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN201080029596.8A CN102575755B (zh) 2009-07-16 2010-06-29 转矩传递装置
JP2012519880A JP2012533037A (ja) 2009-07-16 2010-06-29 トルク伝達装置
DE112010002947.4T DE112010002947B4 (de) 2009-07-16 2010-06-29 Drehmomentübertragungseinrichtung
US13/349,328 US8397886B2 (en) 2009-07-16 2012-01-12 Torque transmission device

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE102009033848.9 2009-07-16
DE102009033848 2009-07-16
DE102009055901.9 2009-11-26
DE102009055901 2009-11-26

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US13/349,328 Continuation US8397886B2 (en) 2009-07-16 2012-01-12 Torque transmission device

Publications (1)

Publication Number Publication Date
WO2011006468A1 true WO2011006468A1 (fr) 2011-01-20

Family

ID=42782061

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2010/000742 WO2011006468A1 (fr) 2009-07-16 2010-06-29 Dispositif de transmission de couple de rotation

Country Status (5)

Country Link
US (1) US8397886B2 (fr)
JP (1) JP2012533037A (fr)
CN (1) CN102575755B (fr)
DE (2) DE102010025582A1 (fr)
WO (1) WO2011006468A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2014080863A1 (ja) * 2012-11-26 2017-01-05 本田技研工業株式会社 無段変速機

Families Citing this family (16)

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Publication number Priority date Publication date Assignee Title
CN102893055B (zh) * 2010-05-07 2014-11-26 Zf腓特烈斯哈芬股份公司 扭矩传递组件及具有该扭矩传递组件的传动系统
JP4932934B2 (ja) * 2010-10-19 2012-05-16 株式会社エクセディ 流体式動力伝達装置のロックアップ装置
EP2821669B2 (fr) 2012-02-29 2023-02-22 Toyota Jidosha Kabushiki Kaisha Dispositif de réduction de vibrations
FR2995953B1 (fr) * 2012-09-24 2014-09-12 Valeo Embrayages Dispositif de transmission de couple pour un vehicule automobile
WO2014094762A1 (fr) * 2012-12-21 2014-06-26 Schaeffler Technologies AG & Co. KG Amortisseur de vibrations
JP6202092B2 (ja) 2013-04-22 2017-09-27 トヨタ自動車株式会社 流体伝動装置
WO2015010697A1 (fr) 2013-07-26 2015-01-29 Schaeffler Technologies Gmbh & Co. Kg Dispositif de transmission de couple
EP3060828A1 (fr) * 2013-10-24 2016-08-31 Schaeffler Technologies AG & Co. KG Dispositif d'isolement vis-à-vis de vibrations de torsion
DE102014221569A1 (de) * 2013-11-04 2015-05-07 Schaeffler Technologies Gmbh & Co. Kg Hydrodynamischer Drehmomentwandler für ein Kraftfahrzeug
WO2015067259A1 (fr) * 2013-11-08 2015-05-14 Schaeffler Technologies AG & Co. KG Ensemble fluidique
US10281019B2 (en) 2013-12-02 2019-05-07 Schaeffler Technologies AG & Co. KG Device for transmitting torque
DE112015001601A5 (de) * 2014-04-02 2016-12-22 Schaeffler Technologies AG & Co. KG Drehmomentübertragungseinrichtung
US9481360B1 (en) * 2015-06-01 2016-11-01 Ford Global Technologies, Llc Vehicle driveline damper oscillation control
DE102015215199A1 (de) * 2015-08-10 2017-02-16 Schaeffler Technologies AG & Co. KG Drehmomentübertragungseinrichtung
US20170045112A1 (en) * 2015-08-14 2017-02-16 GM Global Technology Operations LLC Torque transmitting system with torsional vibration absorption for a powertrain
DE102015215909A1 (de) * 2015-08-20 2017-02-23 Schaeffler Technologies AG & Co. KG Drehmomentübertragungseinrichtung

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EP1744074A2 (fr) * 2005-07-11 2007-01-17 LuK Lamellen und Kupplungsbau Beteiligungs KG Dispositif de transmission de couple
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WO2010066665A2 (fr) * 2008-12-10 2010-06-17 Zf Friedrichshafen Ag Système de couplage hydrodynamique, en particulier convertisseur de couple

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DE10236752A1 (de) * 2002-08-10 2004-02-19 Daimlerchrysler Ag Antriebsstrang eines Kraftfahrzeuges
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JP5051447B2 (ja) * 2007-11-01 2012-10-17 本田技研工業株式会社 流体伝動装置
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CN101883933B (zh) * 2007-11-29 2014-04-23 舍弗勒技术股份两合公司 尤其是用于在驱动机与从动部分之间传递功率的力传递装置
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DE19514411C5 (de) 1994-04-26 2008-10-02 Luk Lamellen Und Kupplungsbau Beteiligungs Kg Kraftübertragungseinrichtung mit Flüssigkeitskupplung
DE19804227A1 (de) * 1998-02-04 1999-08-05 Mannesmann Sachs Ag Überbrückungskupplung mit einer Ausgleichsschwungmasse am Torsionsschwingungsdämpfer
DE102004004176A1 (de) * 2004-01-28 2005-08-18 Zf Friedrichshafen Ag Hydrodynamischer Wandler eines Automatgetriebes für Kraftfahrzeuge
EP1744074A2 (fr) * 2005-07-11 2007-01-17 LuK Lamellen und Kupplungsbau Beteiligungs KG Dispositif de transmission de couple
WO2010066665A2 (fr) * 2008-12-10 2010-06-17 Zf Friedrichshafen Ag Système de couplage hydrodynamique, en particulier convertisseur de couple

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2014080863A1 (ja) * 2012-11-26 2017-01-05 本田技研工業株式会社 無段変速機

Also Published As

Publication number Publication date
US20120111684A1 (en) 2012-05-10
DE112010002947B4 (de) 2020-01-23
US8397886B2 (en) 2013-03-19
CN102575755A (zh) 2012-07-11
CN102575755B (zh) 2015-07-22
JP2012533037A (ja) 2012-12-20
DE102010025582A1 (de) 2011-01-20
DE112010002947A5 (de) 2012-08-30

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